diff --git a/MagickCore/effect.c b/MagickCore/effect.c
index 70afa6a..57f7481 100644
--- a/MagickCore/effect.c
+++ b/MagickCore/effect.c
@@ -1384,11 +1384,11 @@
continue;
if ((convolve_traits & CopyPixelTrait) != 0)
{
- const Quantum
- *restrict center;
+ const size_t
+ center;
- center=p+((image->columns+width)*width/2)*channels+i;
- SetPixelChannel(convolve_image,channel,*center,q);
+ center=((image->columns+width)*width/2)*channels+i;
+ SetPixelChannel(convolve_image,channel,p[center],q);
continue;
}
k=normal_kernel;